From: Eli Zaretskii <eliz@gnu.org>
To: Alan Third <alan@idiocy.org>
Cc: ynyaaa@gmail.com, 39736@debbugs.gnu.org
Subject: bug#39736: 27.0.60; wrong display of scaled checkerd pattern image
Date: Mon, 24 Feb 2020 21:24:31 +0200 [thread overview]
Message-ID: <83v9nvhjps.fsf@gnu.org> (raw)
In-Reply-To: <20200224190516.GA69863@breton.holly.idiocy.org> (message from Alan Third on Mon, 24 Feb 2020 20:05:23 +0100 (CET))
> Date: Mon, 24 Feb 2020 20:05:23 +0100 (CET)
> From: Alan Third <alan@idiocy.org>
> Cc: 39736@debbugs.gnu.org
>
> > Evaluating the form below, a solid gray square is displayed.
> >
> > (let ((data "\
> > P1
> > 8 8
> > 01010101
> > 10101010
> > 01010101
> > 10101010
> > 01010101
> > 10101010
> > 01010101
> > 10101010
> > "))
> > (insert-image (create-image data 'pbm t :scale 8)))
>
> I believe this is the same as bug#38394. Could you perhaps try the
> patch at
>
> https://debbugs.gnu.org/cgi/bugreport.cgi?bug=38394
The OP is on MS-Windows, and the patch is for XRender configurations,
so it won't help, I think.
> > The form below temporally displays another image.
> > The upper side is gray, the lower-left corner is black,
> > and the lower-right corner is white.
> > Once the text cursor gets on the image, the whole image is displayed as
> > a gray square.
> >
> > (let ((data "P1\n2 2\n01\n10")
> > (buf (generate-new-buffer "tmp")))
> > (switch-to-buffer buf)
> > (insert "\na")
> > (goto-char (point-min))
> > (redisplay)
> > (insert-image (create-image data 'pbm t :scale 16)))
>
> I tried this and couldn’t replicate it, but I believe I had the patch
> for 38394 applied, so it may be a fix. Alternatively it could be
> related to the way the cursor is drawn on images.
I didn't see any temporary display, either, FWIW.
next prev parent reply other threads:[~2020-02-24 19:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-22 14:26 bug#39736: 27.0.60; wrong display of scaled checkerd pattern image ynyaaa
2020-02-24 19:05 ` Alan Third
2020-02-24 19:24 ` Eli Zaretskii [this message]
2020-02-24 21:39 ` Alan Third
2020-02-26 10:32 ` ynyaaa
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